org.freedesktop.NetworkManager.Device.Infiniband org.freedesktop.NetworkManager.Device.Infiniband org.freedesktop.NetworkManager.Device.Infiniband Infiniband Device. Properties HwAddress readable s Carrier readable b Description Property Details The "HwAddress" property org.freedesktop.NetworkManager.Device.Infiniband:HwAddress HwAddress readable s The "Carrier" property org.freedesktop.NetworkManager.Device.Infiniband:Carrier Carrier readable b Indicates whether the physical carrier is found (e.g. whether a cable is plugged in or not). DEPRECATED: check for the "lower-up" flag in the "InterfaceFlags" property on the "org.freedesktop.NetworkManager.Device" interface.